Shower column



FIG. 1 is a front perspective view of a shower column showing my design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view, the right side elevational view being a mirror image thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof.

The broken line showing is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a shower column, as shown and described. 